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<a name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> org.methodize.nntprss.util;
<a name="2" href="#2">2</a>   
<a name="3" href="#3">3</a>   <em class="jxr_comment">/*<em class="jxr_comment"> -----------------------------------------------------------</em></em>
<a name="4" href="#4">4</a>   <em class="jxr_comment"> * nntp//rss - a bridge between the RSS world and NNTP clients</em>
<a name="5" href="#5">5</a>   <em class="jxr_comment"> * Copyright (c) 2002-2007 Jason Brome.  All Rights Reserved.</em>
<a name="6" href="#6">6</a>   <em class="jxr_comment"> *</em>
<a name="7" href="#7">7</a>   <em class="jxr_comment"> * email: nntprss@methodize.org</em>
<a name="8" href="#8">8</a>   <em class="jxr_comment"> * mail:  Jason Brome</em>
<a name="9" href="#9">9</a>   <em class="jxr_comment"> *        PO Box 222-WOB</em>
<a name="10" href="#10">10</a>  <em class="jxr_comment"> *        West Orange</em>
<a name="11" href="#11">11</a>  <em class="jxr_comment"> *        NJ 07052-0222</em>
<a name="12" href="#12">12</a>  <em class="jxr_comment"> * </em>
<a name="13" href="#13">13</a>  <em class="jxr_comment"> * This file is part of nntp//rss</em>
<a name="14" href="#14">14</a>  <em class="jxr_comment"> * </em>
<a name="15" href="#15">15</a>  <em class="jxr_comment"> * nntp//rss is free software; you can redistribute it </em>
<a name="16" href="#16">16</a>  <em class="jxr_comment"> * and/or modify it under the terms of the GNU General </em>
<a name="17" href="#17">17</a>  <em class="jxr_comment"> * Public License as published by the Free Software Foundation; </em>
<a name="18" href="#18">18</a>  <em class="jxr_comment"> * either version 2 of the License, or (at your option) any </em>
<a name="19" href="#19">19</a>  <em class="jxr_comment"> * later version.</em>
<a name="20" href="#20">20</a>  <em class="jxr_comment"> *</em>
<a name="21" href="#21">21</a>  <em class="jxr_comment"> * This program is distributed in the hope that it will be </em>
<a name="22" href="#22">22</a>  <em class="jxr_comment"> * useful, but WITHOUT ANY WARRANTY; without even the implied </em>
<a name="23" href="#23">23</a>  <em class="jxr_comment"> * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR </em>
<a name="24" href="#24">24</a>  <em class="jxr_comment"> * PURPOSE.  See the GNU General Public License for more </em>
<a name="25" href="#25">25</a>  <em class="jxr_comment"> * details.</em>
<a name="26" href="#26">26</a>  <em class="jxr_comment"> *</em>
<a name="27" href="#27">27</a>  <em class="jxr_comment"> * You should have received a copy of the GNU General Public </em>
<a name="28" href="#28">28</a>  <em class="jxr_comment"> * License along with this program; if not, write to the </em>
<a name="29" href="#29">29</a>  <em class="jxr_comment"> * Free Software Foundation, Inc., 59 Temple Place, Suite 330, </em>
<a name="30" href="#30">30</a>  <em class="jxr_comment"> * Boston, MA  02111-1307  USA</em>
<a name="31" href="#31">31</a>  <em class="jxr_comment"> * ----------------------------------------------------- */</em>
<a name="32" href="#32">32</a>  
<a name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> java.util.ArrayList;
<a name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> java.util.HashMap;
<a name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> java.util.Iterator;
<a name="36" href="#36">36</a>  <strong class="jxr_keyword">import</strong> java.util.List;
<a name="37" href="#37">37</a>  <strong class="jxr_keyword">import</strong> java.util.Map;
<a name="38" href="#38">38</a>  <strong class="jxr_keyword">import</strong> java.util.StringTokenizer;
<a name="39" href="#39">39</a>  
<a name="40" href="#40">40</a>  <strong class="jxr_keyword">import</strong> org.hsqldb.lib.StringInputStream;
<a name="41" href="#41">41</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Attr;
<a name="42" href="#42">42</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Document;
<a name="43" href="#43">43</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Element;
<a name="44" href="#44">44</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.NodeList;
<a name="45" href="#45">45</a>  
<a name="46" href="#46">46</a>  <em class="jxr_javadoccomment">/**</em>
<a name="47" href="#47">47</a>  <em class="jxr_javadoccomment"> * @author Jason Brome &lt;jason@methodize.org&gt;</em>
<a name="48" href="#48">48</a>  <em class="jxr_javadoccomment"> * @version $Id: XMLHelper.java,v 1.15 2007/12/17 04:18:28 jasonbrome Exp $</em>
<a name="49" href="#49">49</a>  <em class="jxr_javadoccomment"> */</em>
<a name="50" href="#50">50</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/methodize/nntprss/util/XMLHelper.html">XMLHelper</a> {
<a name="51" href="#51">51</a>  
<a name="52" href="#52">52</a>  	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String XML_NS_URI = <span class="jxr_string">"http://www.w3.org/XML/1998/namespace"</span>;
<a name="53" href="#53">53</a>  	
<a name="54" href="#54">54</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String getChildElementValue(
<a name="55" href="#55">55</a>          Element parentElm,
<a name="56" href="#56">56</a>          String elementName) {
<a name="57" href="#57">57</a>  
<a name="58" href="#58">58</a>          String elementValue = <strong class="jxr_keyword">null</strong>;
<a name="59" href="#59">59</a>          NodeList elemList = parentElm.getChildNodes();
<a name="60" href="#60">60</a>          Element elm = <strong class="jxr_keyword">null</strong>;
<a name="61" href="#61">61</a>          <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i &lt; elemList.getLength(); i++) {
<a name="62" href="#62">62</a>              <strong class="jxr_keyword">if</strong> (elemList.item(i).getNodeName().equals(elementName)) {
<a name="63" href="#63">63</a>                  elm = (Element) elemList.item(i);
<a name="64" href="#64">64</a>                  elementValue = getElementValue(elm);
<a name="65" href="#65">65</a>                  <strong class="jxr_keyword">break</strong>;
<a name="66" href="#66">66</a>              }
<a name="67" href="#67">67</a>          }
<a name="68" href="#68">68</a>  
<a name="69" href="#69">69</a>          <strong class="jxr_keyword">return</strong> elementValue;
<a name="70" href="#70">70</a>      }
<a name="71" href="#71">71</a>  
<a name="72" href="#72">72</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String getElementValue(Element elm) {
<a name="73" href="#73">73</a>          String elementValue;
<a name="74" href="#74">74</a>          NodeList childNodes = elm.getChildNodes();
<a name="75" href="#75">75</a>          StringBuffer value = <strong class="jxr_keyword">new</strong> StringBuffer();
<a name="76" href="#76">76</a>          <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> elemCount = 0;
<a name="77" href="#77">77</a>              elemCount &lt; childNodes.getLength();
<a name="78" href="#78">78</a>              elemCount++) {
<a name="79" href="#79">79</a>  
<a name="80" href="#80">80</a>              <strong class="jxr_keyword">if</strong> (childNodes.item(elemCount) instanceof org.w3c.dom.Text) {
<a name="81" href="#81">81</a>                  value.append(childNodes.item(elemCount).getNodeValue());
<a name="82" href="#82">82</a>              }
<a name="83" href="#83">83</a>          }
<a name="84" href="#84">84</a>          elementValue = value.toString();
<a name="85" href="#85">85</a>          <strong class="jxr_keyword">return</strong> elementValue;
<a name="86" href="#86">86</a>      }
<a name="87" href="#87">87</a>  
<a name="88" href="#88">88</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String getChildElementAttributeValue(
<a name="89" href="#89">89</a>          Element parentElm,
<a name="90" href="#90">90</a>          String elementName,
<a name="91" href="#91">91</a>          String attributeName) {
<a name="92" href="#92">92</a>  
<a name="93" href="#93">93</a>          String attributeValue = <strong class="jxr_keyword">null</strong>;
<a name="94" href="#94">94</a>          NodeList elemList = parentElm.getElementsByTagName(elementName);
<a name="95" href="#95">95</a>          <strong class="jxr_keyword">if</strong> (elemList != <strong class="jxr_keyword">null</strong> &amp;&amp; elemList.getLength() &gt; 0) {
<a name="96" href="#96">96</a>              <em class="jxr_comment">// Use the first matching child element</em>
<a name="97" href="#97">97</a>              Element elm = (Element) elemList.item(0);
<a name="98" href="#98">98</a>              Attr attribute = elm.getAttributeNode(attributeName);
<a name="99" href="#99">99</a>              <strong class="jxr_keyword">if</strong> (attribute != <strong class="jxr_keyword">null</strong>) {
<a name="100" href="#100">100</a>                 attributeValue = attribute.getValue();
<a name="101" href="#101">101</a>             }
<a name="102" href="#102">102</a>         }
<a name="103" href="#103">103</a>         <strong class="jxr_keyword">return</strong> attributeValue;
<a name="104" href="#104">104</a>     }
<a name="105" href="#105">105</a> 
<a name="106" href="#106">106</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String getChildElementValue(
<a name="107" href="#107">107</a>         Element parentElm,
<a name="108" href="#108">108</a>         String elementName,
<a name="109" href="#109">109</a>         String defaultValue) {
<a name="110" href="#110">110</a>         String value = getChildElementValue(parentElm, elementName);
<a name="111" href="#111">111</a>         <strong class="jxr_keyword">if</strong> (value == <strong class="jxr_keyword">null</strong>) {
<a name="112" href="#112">112</a>             <strong class="jxr_keyword">return</strong> defaultValue;
<a name="113" href="#113">113</a>         } <strong class="jxr_keyword">else</strong> {
<a name="114" href="#114">114</a>             <strong class="jxr_keyword">return</strong> value;
<a name="115" href="#115">115</a>         }
<a name="116" href="#116">116</a>     }
<a name="117" href="#117">117</a> 
<a name="118" href="#118">118</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String getChildElementValueNS(
<a name="119" href="#119">119</a>         Element parentElm,
<a name="120" href="#120">120</a>         String elementNamespaceURI,
<a name="121" href="#121">121</a>         String elementLocalName) {
<a name="122" href="#122">122</a> 
<a name="123" href="#123">123</a>         String elementValue = <strong class="jxr_keyword">null</strong>;
<a name="124" href="#124">124</a>         NodeList elemList =
<a name="125" href="#125">125</a>             parentElm.getElementsByTagNameNS(
<a name="126" href="#126">126</a>                 elementNamespaceURI,
<a name="127" href="#127">127</a>                 elementLocalName);
<a name="128" href="#128">128</a>         <strong class="jxr_keyword">if</strong> (elemList != <strong class="jxr_keyword">null</strong> &amp;&amp; elemList.getLength() &gt; 0) {
<a name="129" href="#129">129</a>             <em class="jxr_comment">// Use the first matching child element</em>
<a name="130" href="#130">130</a>             Element elm = (Element) elemList.item(0);
<a name="131" href="#131">131</a>             NodeList childNodes = elm.getChildNodes();
<a name="132" href="#132">132</a>             StringBuffer value = <strong class="jxr_keyword">new</strong> StringBuffer();
<a name="133" href="#133">133</a>             <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> elemCount = 0;
<a name="134" href="#134">134</a>                 elemCount &lt; childNodes.getLength();
<a name="135" href="#135">135</a>                 elemCount++) {
<a name="136" href="#136">136</a> 
<a name="137" href="#137">137</a>                 <strong class="jxr_keyword">if</strong> (childNodes.item(elemCount) instanceof org.w3c.dom.Text) {
<a name="138" href="#138">138</a>                     value.append(childNodes.item(elemCount).getNodeValue());
<a name="139" href="#139">139</a>                 }
<a name="140" href="#140">140</a>             }
<a name="141" href="#141">141</a>             elementValue = value.toString();
<a name="142" href="#142">142</a>         }
<a name="143" href="#143">143</a>         <strong class="jxr_keyword">return</strong> elementValue;
<a name="144" href="#144">144</a> 
<a name="145" href="#145">145</a>     }
<a name="146" href="#146">146</a> 
<a name="147" href="#147">147</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String getChildElementValueNS(
<a name="148" href="#148">148</a>         Element parentElm,
<a name="149" href="#149">149</a>         String elementNamespaceURI,
<a name="150" href="#150">150</a>         String elementLocalName,
<a name="151" href="#151">151</a>         String defaultValue) {
<a name="152" href="#152">152</a>         String value =
<a name="153" href="#153">153</a>             getChildElementValueNS(
<a name="154" href="#154">154</a>                 parentElm,
<a name="155" href="#155">155</a>                 elementNamespaceURI,
<a name="156" href="#156">156</a>                 elementLocalName);
<a name="157" href="#157">157</a>         <strong class="jxr_keyword">if</strong> (value == <strong class="jxr_keyword">null</strong>) {
<a name="158" href="#158">158</a>             <strong class="jxr_keyword">return</strong> defaultValue;
<a name="159" href="#159">159</a>         } <strong class="jxr_keyword">else</strong> {
<a name="160" href="#160">160</a>             <strong class="jxr_keyword">return</strong> value;
<a name="161" href="#161">161</a>         }
<a name="162" href="#162">162</a>     }
<a name="163" href="#163">163</a> 
<a name="164" href="#164">164</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String stripTags(String value) {
<a name="165" href="#165">165</a>         StringTokenizer strTok = <strong class="jxr_keyword">new</strong> StringTokenizer(value, <span class="jxr_string">"&lt;&gt;"</span>, <strong class="jxr_keyword">true</strong>);
<a name="166" href="#166">166</a>         StringBuffer strippedString = <strong class="jxr_keyword">new</strong> StringBuffer();
<a name="167" href="#167">167</a>         <strong class="jxr_keyword">boolean</strong> inTag = false;
<a name="168" href="#168">168</a>         <strong class="jxr_keyword">while</strong> (strTok.hasMoreTokens()) {
<a name="169" href="#169">169</a>             String token = strTok.nextToken();
<a name="170" href="#170">170</a>             <strong class="jxr_keyword">if</strong> (token.equals(<span class="jxr_string">"&lt;"</span>)) {
<a name="171" href="#171">171</a>                 inTag = <strong class="jxr_keyword">true</strong>;
<a name="172" href="#172">172</a>             } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (token.equals(<span class="jxr_string">"&gt;"</span>)) {
<a name="173" href="#173">173</a>                 inTag = false;
<a name="174" href="#174">174</a>             } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (!inTag) {
<a name="175" href="#175">175</a>                 strippedString.append(token);
<a name="176" href="#176">176</a>             }
<a name="177" href="#177">177</a>         }
<a name="178" href="#178">178</a>         <strong class="jxr_keyword">return</strong> strippedString.toString();
<a name="179" href="#179">179</a> 
<a name="180" href="#180">180</a>     }
<a name="181" href="#181">181</a> 
<a name="182" href="#182">182</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> String preprocessMarkup(String value) {
<a name="183" href="#183">183</a>         StringBuffer trimmedString = <strong class="jxr_keyword">new</strong> StringBuffer();
<a name="184" href="#184">184</a>         <strong class="jxr_keyword">boolean</strong> lastCharSpace = false;
<a name="185" href="#185">185</a>         <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> c = 0; c &lt; value.length(); c++) {
<a name="186" href="#186">186</a>             <strong class="jxr_keyword">char</strong> currentChar = value.charAt(c);
<a name="187" href="#187">187</a>             <strong class="jxr_keyword">if</strong> (currentChar == '\n') {
<a name="188" href="#188">188</a>                 trimmedString.append(currentChar);
<a name="189" href="#189">189</a>             } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (currentChar &lt; 32) {
<a name="190" href="#190">190</a>                 <strong class="jxr_keyword">continue</strong>;
<a name="191" href="#191">191</a>             } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (currentChar == ' ') {
<a name="192" href="#192">192</a>                 <strong class="jxr_keyword">if</strong> (!lastCharSpace) {
<a name="193" href="#193">193</a>                     trimmedString.append(currentChar);
<a name="194" href="#194">194</a>                     lastCharSpace = <strong class="jxr_keyword">true</strong>;
<a name="195" href="#195">195</a>                 }
<a name="196" href="#196">196</a>             } <strong class="jxr_keyword">else</strong> {
<a name="197" href="#197">197</a>                 trimmedString.append(currentChar);
<a name="198" href="#198">198</a>                 lastCharSpace = false;
<a name="199" href="#199">199</a>             }
<a name="200" href="#200">200</a>         }
<a name="201" href="#201">201</a>         <strong class="jxr_keyword">return</strong> trimmedString.toString();
<a name="202" href="#202">202</a>     }
<a name="203" href="#203">203</a> 
<a name="204" href="#204">204</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String stripHtmlTags(String value, <strong class="jxr_keyword">boolean</strong> footnoteLinks) {
<a name="205" href="#205">205</a>         <em class="jxr_comment">// Trim white space... Use html markup (p, br) as line breaks</em>
<a name="206" href="#206">206</a>         value = preprocessMarkup(value);
<a name="207" href="#207">207</a> 
<a name="208" href="#208">208</a>         StringTokenizer strTok = <strong class="jxr_keyword">new</strong> StringTokenizer(value, <span class="jxr_string">"&lt;&gt;\n"</span>, <strong class="jxr_keyword">true</strong>);
<a name="209" href="#209">209</a>         StringBuffer strippedString = <strong class="jxr_keyword">new</strong> StringBuffer();
<a name="210" href="#210">210</a>         <strong class="jxr_keyword">boolean</strong> inTag = false;
<a name="211" href="#211">211</a>         <strong class="jxr_keyword">boolean</strong> inPre = false;
<a name="212" href="#212">212</a>         <strong class="jxr_keyword">boolean</strong> startOfLine = <strong class="jxr_keyword">true</strong>;
<a name="213" href="#213">213</a>         String lastURL = <strong class="jxr_keyword">null</strong>;
<a name="214" href="#214">214</a>         List footnotes = <strong class="jxr_keyword">null</strong>;
<a name="215" href="#215">215</a>         <strong class="jxr_keyword">if</strong> (footnoteLinks) {
<a name="216" href="#216">216</a>             footnotes = <strong class="jxr_keyword">new</strong> ArrayList();
<a name="217" href="#217">217</a>         }
<a name="218" href="#218">218</a> 
<a name="219" href="#219">219</a>         <strong class="jxr_keyword">while</strong> (strTok.hasMoreTokens()) {
<a name="220" href="#220">220</a>             String token = strTok.nextToken();
<a name="221" href="#221">221</a>             <strong class="jxr_keyword">if</strong> (token.equals(<span class="jxr_string">"&lt;"</span>)) {
<a name="222" href="#222">222</a>                 inTag = <strong class="jxr_keyword">true</strong>;
<a name="223" href="#223">223</a> 
<a name="224" href="#224">224</a>                 <em class="jxr_comment">// Read entire tag... Tag contents might be split over multiple lines</em>
<a name="225" href="#225">225</a>                 StringBuffer concatToken = <strong class="jxr_keyword">new</strong> StringBuffer();
<a name="226" href="#226">226</a>                 <strong class="jxr_keyword">while</strong> (strTok.hasMoreTokens()) {
<a name="227" href="#227">227</a>                     token = strTok.nextToken();
<a name="228" href="#228">228</a>                     <strong class="jxr_keyword">if</strong> (token.equals(<span class="jxr_string">"&gt;"</span>)) {
<a name="229" href="#229">229</a>                         inTag = false;
<a name="230" href="#230">230</a>                         <strong class="jxr_keyword">break</strong>;
<a name="231" href="#231">231</a>                     } <strong class="jxr_keyword">else</strong> {
<a name="232" href="#232">232</a>                         <strong class="jxr_keyword">if</strong> (!token.equals(<span class="jxr_string">"\n"</span>)) {
<a name="233" href="#233">233</a>                             concatToken.append(token);
<a name="234" href="#234">234</a>                         }
<a name="235" href="#235">235</a>                     }
<a name="236" href="#236">236</a>                 }
<a name="237" href="#237">237</a> 
<a name="238" href="#238">238</a>                 token = concatToken.toString();
<a name="239" href="#239">239</a> 
<a name="240" href="#240">240</a>                 String upperToken = token.toUpperCase();
<a name="241" href="#241">241</a>                 <strong class="jxr_keyword">if</strong> (upperToken.startsWith(<span class="jxr_string">"A "</span>)) {
<a name="242" href="#242">242</a>                     <strong class="jxr_keyword">int</strong> hrefPos = upperToken.indexOf(<span class="jxr_string">"HREF="</span>);
<a name="243" href="#243">243</a>                     <strong class="jxr_keyword">if</strong> (hrefPos &gt; -1) {
<a name="244" href="#244">244</a>                         <strong class="jxr_keyword">int</strong> quotePos = hrefPos + 5;
<a name="245" href="#245">245</a> 
<a name="246" href="#246">246</a>                         <strong class="jxr_keyword">while</strong> (quotePos &lt; token.length()
<a name="247" href="#247">247</a>                             &amp;&amp; Character.isWhitespace(token.charAt(quotePos))) {
<a name="248" href="#248">248</a>                             quotePos++;
<a name="249" href="#249">249</a>                         }
<a name="250" href="#250">250</a> 
<a name="251" href="#251">251</a>                         <strong class="jxr_keyword">char</strong> quote = upperToken.charAt(quotePos);
<a name="252" href="#252">252</a> 
<a name="253" href="#253">253</a>                         <strong class="jxr_keyword">int</strong> endPos;
<a name="254" href="#254">254</a>                         <strong class="jxr_keyword">if</strong> (quote == '&quot;' || quote == '\'') {
<a name="255" href="#255">255</a>                             <em class="jxr_comment">// URL wrapped in quotes / apostrophes</em>
<a name="256" href="#256">256</a>                             endPos = token.indexOf(quote, quotePos + 1);
<a name="257" href="#257">257</a>                         } <strong class="jxr_keyword">else</strong> {
<a name="258" href="#258">258</a>                             <em class="jxr_comment">// URL not enclosed								</em>
<a name="259" href="#259">259</a>                             endPos = quotePos + 1;
<a name="260" href="#260">260</a>                             <strong class="jxr_keyword">while</strong> (endPos &lt; token.length()
<a name="261" href="#261">261</a>                                 &amp;&amp; !Character.isWhitespace(
<a name="262" href="#262">262</a>                                     token.charAt(endPos))) {
<a name="263" href="#263">263</a>                                 endPos++;
<a name="264" href="#264">264</a>                             }
<a name="265" href="#265">265</a>                         }
<a name="266" href="#266">266</a> 
<a name="267" href="#267">267</a>                         <strong class="jxr_keyword">if</strong> (endPos != -1) {
<a name="268" href="#268">268</a>                             lastURL = token.substring(quotePos + 1, endPos);
<a name="269" href="#269">269</a>                             <strong class="jxr_keyword">if</strong> (upperToken.endsWith(<span class="jxr_string">"/"</span>)) {
<a name="270" href="#270">270</a>                                 <strong class="jxr_keyword">if</strong> (!footnoteLinks) {
<a name="271" href="#271">271</a>                                     <em class="jxr_comment">// Changed URL wrap characters from parenthesis to lt / gt to avoid</em>
<a name="272" href="#272">272</a>                                     <em class="jxr_comment">// issue with certain newsreaders</em>
<a name="273" href="#273">273</a>                                     strippedString.append(<span class="jxr_string">" &lt;URL:"</span>);
<a name="274" href="#274">274</a>                                     strippedString.append(lastURL);
<a name="275" href="#275">275</a>                                     strippedString.append('&gt;');
<a name="276" href="#276">276</a>                                 } <strong class="jxr_keyword">else</strong> {
<a name="277" href="#277">277</a>                                     footnotes.add(lastURL);
<a name="278" href="#278">278</a>                                     strippedString.append('[').append(
<a name="279" href="#279">279</a>                                         footnotes.size()).append(
<a name="280" href="#280">280</a>                                         ']');
<a name="281" href="#281">281</a>                                 }
<a name="282" href="#282">282</a>                                 lastURL = <strong class="jxr_keyword">null</strong>;
<a name="283" href="#283">283</a>                                 startOfLine = false;
<a name="284" href="#284">284</a>                             }
<a name="285" href="#285">285</a>                         }
<a name="286" href="#286">286</a>                     }
<a name="287" href="#287">287</a>                 } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (upperToken.startsWith(<span class="jxr_string">"/A"</span>)) {
<a name="288" href="#288">288</a>                     <strong class="jxr_keyword">if</strong> (lastURL != <strong class="jxr_keyword">null</strong>) {
<a name="289" href="#289">289</a>                         <strong class="jxr_keyword">if</strong> (!footnoteLinks) {
<a name="290" href="#290">290</a>                             strippedString.append(<span class="jxr_string">" &lt;URL:"</span>);
<a name="291" href="#291">291</a>                             strippedString.append(lastURL);
<a name="292" href="#292">292</a>                             strippedString.append('&gt;');
<a name="293" href="#293">293</a>                         } <strong class="jxr_keyword">else</strong> {
<a name="294" href="#294">294</a>                             footnotes.add(lastURL);
<a name="295" href="#295">295</a>                             strippedString.append('[').append(
<a name="296" href="#296">296</a>                                 footnotes.size()).append(
<a name="297" href="#297">297</a>                                 ']');
<a name="298" href="#298">298</a>                         }
<a name="299" href="#299">299</a>                         lastURL = <strong class="jxr_keyword">null</strong>;
<a name="300" href="#300">300</a>                         startOfLine = false;
<a name="301" href="#301">301</a>                     }
<a name="302" href="#302">302</a>                 } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (
<a name="303" href="#303">303</a>                     upperToken.equals(<span class="jxr_string">"P"</span>)
<a name="304" href="#304">304</a>                         || upperToken.equals(<span class="jxr_string">"P/"</span>)
<a name="305" href="#305">305</a>                         || upperToken.equals(<span class="jxr_string">"P /"</span>)
<a name="306" href="#306">306</a>                         || upperToken.equals(<span class="jxr_string">"UL"</span>)
<a name="307" href="#307">307</a>                         || upperToken.equals(<span class="jxr_string">"/UL"</span>)) {
<a name="308" href="#308">308</a>                     strippedString.append(<span class="jxr_string">"\r\n\r\n"</span>);
<a name="309" href="#309">309</a>                     startOfLine = <strong class="jxr_keyword">true</strong>;
<a name="310" href="#310">310</a>                 } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (
<a name="311" href="#311">311</a>                     upperToken.equals(<span class="jxr_string">"BR"</span>)
<a name="312" href="#312">312</a>                         || upperToken.equals(<span class="jxr_string">"BR/"</span>)
<a name="313" href="#313">313</a>                         || upperToken.equals(<span class="jxr_string">"BR /"</span>)
<a name="314" href="#314">314</a>                         || upperToken.equals(<span class="jxr_string">"LI"</span>)) {
<a name="315" href="#315">315</a>                     strippedString.append(<span class="jxr_string">"\r\n"</span>);
<a name="316" href="#316">316</a>                     startOfLine = <strong class="jxr_keyword">true</strong>;
<a name="317" href="#317">317</a>                 } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (upperToken.equals(<span class="jxr_string">"PRE"</span>)) {
<a name="318" href="#318">318</a>                     inPre = <strong class="jxr_keyword">true</strong>;
<a name="319" href="#319">319</a>                 } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (upperToken.equals(<span class="jxr_string">"/PRE"</span>)) {
<a name="320" href="#320">320</a>                     inPre = false;
<a name="321" href="#321">321</a>                 }
<a name="322" href="#322">322</a> 
<a name="323" href="#323">323</a>             } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (token.equals(<span class="jxr_string">"&gt;"</span>)) {
<a name="324" href="#324">324</a>                 inTag = false;
<a name="325" href="#325">325</a>             } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (token.equals(<span class="jxr_string">"\n"</span>)) {
<a name="326" href="#326">326</a>                 <strong class="jxr_keyword">if</strong> (!inTag &amp;&amp; !startOfLine) {
<a name="327" href="#327">327</a>                     <strong class="jxr_keyword">if</strong> (!inPre) {
<a name="328" href="#328">328</a>                         strippedString.append(' ');
<a name="329" href="#329">329</a>                     } <strong class="jxr_keyword">else</strong> {
<a name="330" href="#330">330</a>                         strippedString.append('\n');
<a name="331" href="#331">331</a>                     }
<a name="332" href="#332">332</a>                 }
<a name="333" href="#333">333</a>             } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (!inTag) {
<a name="334" href="#334">334</a>                 strippedString.append(token);
<a name="335" href="#335">335</a>                 startOfLine = false;
<a name="336" href="#336">336</a>             }
<a name="337" href="#337">337</a>         }
<a name="338" href="#338">338</a> 
<a name="339" href="#339">339</a>         <strong class="jxr_keyword">if</strong> (footnoteLinks &amp;&amp; footnotes.size() &gt; 0) {
<a name="340" href="#340">340</a>             strippedString.append(<span class="jxr_string">"\r\n\r\n"</span>);
<a name="341" href="#341">341</a>             <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> count = 0; count &lt; footnotes.size(); count++) {
<a name="342" href="#342">342</a>                 strippedString.append(count + 1).append(<span class="jxr_string">". "</span>);
<a name="343" href="#343">343</a>                 strippedString.append(footnotes.get(count));
<a name="344" href="#344">344</a>                 strippedString.append(<span class="jxr_string">"\r\n"</span>);
<a name="345" href="#345">345</a>             }
<a name="346" href="#346">346</a>         }
<a name="347" href="#347">347</a>         <strong class="jxr_keyword">return</strong> strippedString.toString();
<a name="348" href="#348">348</a> 
<a name="349" href="#349">349</a>     }
<a name="350" href="#350">350</a> 
<a name="351" href="#351">351</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String escapeString(String value) {
<a name="352" href="#352">352</a>         StringBuffer escapedString = <strong class="jxr_keyword">new</strong> StringBuffer();
<a name="353" href="#353">353</a>         <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> charCount = 0; charCount &lt; value.length(); charCount++) {
<a name="354" href="#354">354</a>             <strong class="jxr_keyword">char</strong> c = value.charAt(charCount);
<a name="355" href="#355">355</a>             <strong class="jxr_keyword">switch</strong> (c) {
<a name="356" href="#356">356</a>                 <strong class="jxr_keyword">case</strong> '&amp;' :
<a name="357" href="#357">357</a>                     escapedString.append(<span class="jxr_string">"&amp;amp;"</span>);
<a name="358" href="#358">358</a>                     <strong class="jxr_keyword">break</strong>;
<a name="359" href="#359">359</a>                 <strong class="jxr_keyword">case</strong> '&lt;' :
<a name="360" href="#360">360</a>                     escapedString.append(<span class="jxr_string">"&amp;lt;"</span>);
<a name="361" href="#361">361</a>                     <strong class="jxr_keyword">break</strong>;
<a name="362" href="#362">362</a>                 <strong class="jxr_keyword">case</strong> '&gt;' :
<a name="363" href="#363">363</a>                     escapedString.append(<span class="jxr_string">"&amp;gt;"</span>);
<a name="364" href="#364">364</a>                     <strong class="jxr_keyword">break</strong>;
<a name="365" href="#365">365</a>                 <strong class="jxr_keyword">case</strong> '\&quot;' :
<a name="366" href="#366">366</a>                     escapedString.append(<span class="jxr_string">"&amp;quot;"</span>);
<a name="367" href="#367">367</a>                     <strong class="jxr_keyword">break</strong>;
<a name="368" href="#368">368</a>                 <strong class="jxr_keyword">case</strong> '\'' :
<a name="369" href="#369">369</a>                     escapedString.append(<span class="jxr_string">"&amp;apos;"</span>);
<a name="370" href="#370">370</a>                     <strong class="jxr_keyword">break</strong>;
<a name="371" href="#371">371</a>                 <strong class="jxr_keyword">default</strong> :
<a name="372" href="#372">372</a>                     escapedString.append(c);
<a name="373" href="#373">373</a>             }
<a name="374" href="#374">374</a>         }
<a name="375" href="#375">375</a>         <strong class="jxr_keyword">return</strong> escapedString.toString();
<a name="376" href="#376">376</a>     }
<a name="377" href="#377">377</a> 
<a name="378" href="#378">378</a>     <em class="jxr_javadoccomment">/**</em>
<a name="379" href="#379">379</a> <em class="jxr_javadoccomment">     * Some helper functions used to serialize String-based</em>
<a name="380" href="#380">380</a> <em class="jxr_javadoccomment">     * maps (i.e. where both key and value are strings) to</em>
<a name="381" href="#381">381</a> <em class="jxr_javadoccomment">     * an XML document.</em>
<a name="382" href="#382">382</a> <em class="jxr_javadoccomment">     */</em>
<a name="383" href="#383">383</a> 
<a name="384" href="#384">384</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String stringMapToXML(Map stringMap) {
<a name="385" href="#385">385</a>         String mapXMLResult = <strong class="jxr_keyword">null</strong>;
<a name="386" href="#386">386</a>         <strong class="jxr_keyword">if</strong> (stringMap != <strong class="jxr_keyword">null</strong> &amp;&amp; stringMap.size() &gt; 0) {
<a name="387" href="#387">387</a>             StringBuffer mapXML = <strong class="jxr_keyword">new</strong> StringBuffer();
<a name="388" href="#388">388</a>             mapXML.append(<span class="jxr_string">"&lt;?xml version='1.0' encoding='UTF-8'?&gt;\n&lt;map&gt;\n"</span>);
<a name="389" href="#389">389</a> 
<a name="390" href="#390">390</a>             Iterator mapIter = stringMap.entrySet().iterator();
<a name="391" href="#391">391</a> 
<a name="392" href="#392">392</a>             <strong class="jxr_keyword">while</strong> (mapIter.hasNext()) {
<a name="393" href="#393">393</a>                 Map.Entry entry = (Map.Entry) mapIter.next();
<a name="394" href="#394">394</a>                 mapXML.append(<span class="jxr_string">"&lt;entry key='"</span>);
<a name="395" href="#395">395</a>                 mapXML.append(escapeString((String) entry.getKey()));
<a name="396" href="#396">396</a>                 mapXML.append(<span class="jxr_string">"' value='"</span>);
<a name="397" href="#397">397</a>                 mapXML.append(escapeString((String) entry.getValue()));
<a name="398" href="#398">398</a>                 mapXML.append(<span class="jxr_string">"'/&gt;\n"</span>);
<a name="399" href="#399">399</a>             }
<a name="400" href="#400">400</a> 
<a name="401" href="#401">401</a>             mapXML.append(<span class="jxr_string">"&lt;/map&gt;"</span>);
<a name="402" href="#402">402</a> 
<a name="403" href="#403">403</a>             mapXMLResult = mapXML.toString();
<a name="404" href="#404">404</a>         } <strong class="jxr_keyword">else</strong> {
<a name="405" href="#405">405</a>             mapXMLResult = <span class="jxr_string">""</span>;
<a name="406" href="#406">406</a>         }
<a name="407" href="#407">407</a>         <strong class="jxr_keyword">return</strong> mapXMLResult;
<a name="408" href="#408">408</a>     }
<a name="409" href="#409">409</a> 
<a name="410" href="#410">410</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> Map xmlToStringHashMap(String xml) {
<a name="411" href="#411">411</a>         Map map = <strong class="jxr_keyword">new</strong> HashMap();
<a name="412" href="#412">412</a> 
<a name="413" href="#413">413</a>         <strong class="jxr_keyword">if</strong> (xml != <strong class="jxr_keyword">null</strong> &amp;&amp; xml.length() &gt; 0) {
<a name="414" href="#414">414</a>             <strong class="jxr_keyword">try</strong> {
<a name="415" href="#415">415</a>                 Document doc =
<a name="416" href="#416">416</a>                     AppConstants.newDocumentBuilder().parse(
<a name="417" href="#417">417</a>                         <strong class="jxr_keyword">new</strong> StringInputStream(xml));
<a name="418" href="#418">418</a>                 Element rootElm = doc.getDocumentElement();
<a name="419" href="#419">419</a>                 NodeList entryList = rootElm.getElementsByTagName(<span class="jxr_string">"entry"</span>);
<a name="420" href="#420">420</a>                 <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> elmCount = 0;
<a name="421" href="#421">421</a>                     elmCount &lt; entryList.getLength();
<a name="422" href="#422">422</a>                     elmCount++) {
<a name="423" href="#423">423</a>                     Element entry = (Element) entryList.item(elmCount);
<a name="424" href="#424">424</a>                     map.put(
<a name="425" href="#425">425</a>                         entry.getAttribute(<span class="jxr_string">"key"</span>),
<a name="426" href="#426">426</a>                         entry.getAttribute(<span class="jxr_string">"value"</span>));
<a name="427" href="#427">427</a>                 }
<a name="428" href="#428">428</a>             } <strong class="jxr_keyword">catch</strong> (Exception e) {
<a name="429" href="#429">429</a>                 <em class="jxr_comment">// XXX do we need to handle this scenario?			</em>
<a name="430" href="#430">430</a>             }
<a name="431" href="#431">431</a>         }
<a name="432" href="#432">432</a> 
<a name="433" href="#433">433</a>         <strong class="jxr_keyword">return</strong> map;
<a name="434" href="#434">434</a> 
<a name="435" href="#435">435</a>     }
<a name="436" href="#436">436</a> 
<a name="437" href="#437">437</a> }
</pre>
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